/Engine/Source/Runtime/Experimental/Chaos/Public/PhysicsProxy/GeometryCollectionPhysicsProxy.h
NOTE - Making any changes to data stored on the rest collection below MUST be accompanied by a rotation of the DDC key inFDerivedDataGeometryCollectionCooker::GetVersionString
static void InitializeSharedCollisionStructures ( [Chaos::FErrorReporter](API\Runtime\Chaos\Chaos\FErrorReporter) & ErrorReporter, [FGeometryCollection](API\Runtime\Chaos\GeometryCollection\FGeometryCollection) & RestCollection, const [FSharedSimulationParameters](API\Runtime\Chaos\GeometryCollection\FSharedSimulationParameters) & SharedParams )